Enigma

Lambs to the slaughter: the fiasco of the Dieppe Raid, August 1942

31 October 2020 9:00 am

In carefree days which now seem so distant we used occasionally to take the Newhaven-Dieppe ferry. Docking after a long…

Behind the veil of secrecy: GCHQ emerges from the shadows

17 October 2020 9:00 am

The brilliance of GCHQ can now be recognised – and about time too, says Sinclair McKay

Bletchley Park was decades ahead of Silicon Valley. So what happened?

25 July 2015 9:00 am

Gordon Corera, best known as the security correspondent for BBC News, somehow finds time to write authoritative, well-researched and readable…

Railly, railly posh: Keira Knightley as Joan Clarke

The Imitation Game: a film that's as much in the closet as Alan Turing was

15 November 2014 9:00 am

The Imitation Game is a biopic starring Benedict Cumberbatch as Alan Turing, the brilliant mathematician who broke the German’s Enigma…